Home / 166,152.03-229,288.59-90,700.53

Finding the Fourth Proportional to 166,152.03, 229,288.59 and 90,700.53

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Solution

The fourth proportional to 166,152.03, 229,288.59 and 90,700.53 is: 125,166.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,152.03 : 229,288.59 = 90,700.53 : x
  2. Step 2: Convert to fraction form
    166,152.03/229,288.59 = 90,700.53/x
  3. Step 3: Cross multiply
    166,152.03x = 229,288.59 × 90,700.53
  4. Step 4: Simplify right side
    166,152.03x = 20,796,596,635.95
  5. Step 5: Solve for x
    x = 20,796,596,635.95/166,152.03
  6. Step 6: Final answer
    x = 125,166.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.